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21
English
Operator troubleshooting
Most minor problems can be resolved quickly and easily using the table below.
If problems persist, contact a Hitachi authorized service center for assistance.
PROBLEM
CHECK METHOD
CORRECTION
Nailer operates, but no nail is driven. Check for a jam.
Clear a jam page 19.
Nail feeder damaged?
Replace nail feeder.
Ribbon spring weakened or
damaged?
Replace Ribbon spring.
Check for proper nails.
Use only recommended nails.
Weak drive.
Slow to cycle.
Check air pressure.
Increase air pressure.
(Do not exceed 120 psi
(8.3 bar 8.5 kgf/cm
2
))
——————
Use Hitachi pneumatic tool lubricant.
Driver blade worn?
Contact Hitachi for replacement.
Piston O-ring worm or damaged?
Drives too deep.
Check air pressure.
Reduce air pressure.
(Adjust 70 – 120 psi
(4.9 – 8.3bar 5 – 8.5 kgf/cm
2
))
Skipping nails.
Intermittent feed.
Check for proper nails.
Use only recommended nails.
Nail feeder damaged?
Replace nail feeder.
Ribbon spring weakened or
damaged?
Replace Ribbon spring.
Piston O-ring worn or damaged?
Contact Hitachi for replacement.
Nails jam.
Driven nail is bent.
Check for proper nails.
Use only recommended nails.
Driver blade worn?
Contact Hitachi for replacement.
Drives properly during normal
operation, but does not drive fully at
faster nailing speeds.
Check inside diameter of air hose.
Use larger air hose.
000Book̲NT65A5̲US.indb 21
000Book̲NT65A5̲US.indb 21
2018/05/11 10:24:32
2018/05/11 10:24:32
Содержание NT 65A5
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